A sua pesquisa - communication reduction metrics dimensional ((image spaces) or (image stacks)) - não corresponde a nenhum registo.

Talvez deva tentar algumas variações de ortografia:
communication reduction » communication prediction, communication education, communication section
metrics dimensional » metrics dimensions, metric dimension, mechanics dimensional
reduction metrics » reduction methods, reduction eric, detection metrics
image spaces » image space, image states, images space
image stacks » gate stacks, image space, image tricks

Pode obter mais resultados ajustando a pesquisa.